({
    page_class : spa.grids.Grid,
    columns : [
        {% for column in columns %}
                {{ column.render | safe }}
                {% if forloop.last %}{% else %},{% endif %}
        {% endfor %}
    ],
    actions : [
        {
            title : '操作',
            children : [
            {% for action in actions %}
                {{ action.render | safe }}
                {% if forloop.last %}{% else %},{% endif %}
            {% endfor %}
            ]
        }
    ],

    search_fields : [
        {% for searcher in searchers %}
            {{ searcher.render | safe }}
            {% if forloop.last %}{% else %},{% endif %}
        {% endfor %}
    ],
    url : "/base/datas/{{ role_id }}/{{ object_id }}/",
    role_id : {{ role_id }},
    object_id : {{ object_id }}
})